-
On Sale 10%
On Sale 10%K+ Elements Pro Coral Trace 1 (1000 ml) - Tropic Marin
Tropic Marin$38.42$34.58Tropic Marin® K+ Elements contains a selection of essential cationic trace elements for the promotion of growth and the natural coloring of the corals. Trace elements are natural minerals which are needed by all aquarium inhabitants to... -
HI702 High Range Copper Checker (Saltwater) - Hanna Instruments
Hanna Instruments$74.99The HI702 Checker®HC (Handheld Colorimeter) is a simple, accurate, and cost effective way to measure copper in your saltwater aquarium. Designed as a more accurate alternative to chemical test kits, the HI702 provides quick, accurate results in a... -
Trace Colors ABCD 4-Pack Supplements (4 @ 100ml) - Red Sea
Red Sea$28.99Red Sea's Coral Colors ABCD Provides the 31 minor and trace elements required by corals: A – Halogens (I2, Br2, F2) B – Potassium & Boron C – Fe & 7 Complementary Metals D – 18 Bioactive Trace Elements Coral... -
Hydrometer - Tropic Marin
Tropic Marin$40.31NOTE: The specific gravity is temperature dependent. With increasing temperature the specific gravity decreases. Therefore, the measured water temperature should be 25 °C / 77 °F to obtain a correct result.For an exact, reliable measure of... -
Trace Colors C - Iron+ (500 ml) - Red Sea
Red Sea$20.99Coral Color C: A complex of 8 “light” metals that includes Iron, Manganese, Cobalt, Copper, Aluminum, Zinc, Chrome and Nickel. These micro-elements are essential to many bio-chemical metabolic processes, including respiration, production of... -
HI764-25 Nitrite Ultra Low Range Reagent (25 Tests) - Hanna Instruments
Hanna Instruments$18.99The HI764-25 are the replacement reagents for the HI764 Nitrite Ultra Low Range Checker® HC. These high-quality reagents are manufactured in our state-of-the-art facility and are clearly marked with the lot number and expiration date on each... -
Calcium Test Kit - API
API$13.98Calcium Test Kit Calcium is one of the most important elements in a reef aquarium. Reef invertebrates such as corals, crustaceans, mollusks and even some types of encrusting algae need calcium to grow and remain healthy. Over time, calcium levels drop... -
Stability (500 ML) - Seachem
Seachem$16.71Stability® will rapidly and safely establish the aquarium biofilter in freshwater and marine systems, thereby preventing the #1 cause of fish death: "new tank syndrome". Stability® is formulated specifically for the aquarium and contains a... -
Checker Plus pH Tester (HI98100) Plus - Hanna Instruments
Hanna Instruments$64.99The HI98100 Checker Plus is the next generation of the original Hanna Checker pH tester. The Checker is the most popular pH meter in the world with over 1 million meters used since its introduction in 1991. From students to researchers, the Checker has... -
On Sale 10%
On Sale 10%Nitrate (NO3) Reefer Test Kit 40 Tests - NYOS
NYOS$24.99$22.49NITRATE REEFER NYOS® REEFER test kits - taking measurements at the laboratory level at an attractive price Water properties as close to nature are the key for every aquarium's success. However, monitoring relevant parameters in seawater is... -
Calcium Pro Test Refill - Red Sea
Red Sea$28.99Refill contains all reagents used in the Red Sea calcium test kitCalcium, an essential component in the building of coral skeletons, is constantly depleted from the aquarium and needs to be monitored on a regular basis. Calcium Pro is an advanced calcium... -
Electrode Storage Solution for pH/ORP (500 mL) HI70300L - Hanna Instruments
Hanna Instruments$18.99HI70300L is a storage solution prepared with reagent grade chemicals that can be used to ensure optimum performance of your pH and ORP electrodes. It is necessary to store a pH electrode in a solution in order to keep the glass membrane of the pH... -
Reef BluePrint Isol8:Mn - Manganese (60 mL) - Captiv8 Aquaculture
Captiv8 Aquaculture$11.99Parameter Manganese Value 1,000 ppm Characteristics Provides manganese, required by photoautotrophs (including zooxanthellae) for critical cellular functions, including: photosynthesis; pigment production; reduction of... -
PINPOINT pH 10.0 Calibration Fluid (5 Pack)
American Marine$5.95PINPOINT® High-Precision pH Calibration Fluids come in plastic envelope packets and are extremely accurate and field portable. Each packet contains ample fluid for calibration (about 30 ml). There is a free sample of these included with each... -
AcroPower Amino Acids for SPS Corals (500 ml) - Two Little Fishies
Two Little Fishies$23.38AcroPower supplies amino acids that corals need to build their skeletal architecture. Like other cnidaria, corals have a special ability to uptake dissolved amino acids across their entire surface. Closed system aquariums with protein skimming and other... -
Sea Lab #28 Automatic Replenisher 24 Blocks (2 lb Box) - Sea-Lab
All Misc Brands$29.99Automatically controls concentrations of 28 elements including calcium, strontium and all 15 essential trace elements. Removes heavy metals and limits ammonia and phosphate while helping to buffer aquarium pH. Available in: 1/2 lb Container (as pictured)... -
PhosGuard Phosphate Remover (2 L) - Seachem
Seachem$35.61PhosGuard is spherical. Its shape allows for maximum water flow through the media. Granular phosphate removers can become compacted, dramatically limiting their capacity to remove phosphate. If the media can’t come into contact with the water, it... -
Electrode Cleaning Solution (230 ml) HI7061M - Hanna Instruments
Hanna Instruments$18.99HI7061M is a general purpose cleaning solution that can be used for a variety of applications. Electrodes can become dirty from use and will produce inaccurate results even as they read correctly in a pH buffer. Hanna’s cleaning solutions eliminate... -
Magnesium Pro Test Refill - Red Sea
Red Sea$28.99Red Sea’s Magnesium Pro Test Kit is an advanced titration test, measuring the level of magnesium in your reef aquarium to an exceptionally high accuracy of 20 ppm. The Magnesium Pro Test test kit enables the accurate dosing of Red Sea’s... -
B-Ionic Magnesium (1 Gallon) - ESV
ESV$41.99Through the chemical process known as "ion-pairing" magnesium ion concentration influences the saturation point for calcium carbonate in solution. In general the further the magnesium concentration drops from natural seawater levels (1350 ppm) the more... -
pH Test Kit - Salifert
Salifert$10.92If the pH is too low then the cause may be a too low alkalinity and/or insufficient aeration. A low pH can be corrected by improving aeration and by increasing the alkalinity to NSW (Natural seawater) value or upto approx 25% above NSW levels. The... -
Trace Colors D (500 ml) BioActive Elements - Red Sea
Red Sea$20.99Coral Color D: A complex of 18 trace elements. These 18 elements (out of all the trace elements in NSW) participate in the metabolic processes inside a coral’s skeleton and soft tissue. D elements are related to the blue/purple chromo-proteins. -
Ammonia (NH3) Test Kit - Salifert
Salifert$13.99For Fresh and Saltwater Ammonia and ammonium are substances which should be converted rapidly into nitrite followed by nitrate and nitrogen gas.If this does not happen then the aquarium is not fully cycled or biological processes are not proceeding as... -
AcroPower Amino Acids for SPS Corals (1 Gallon) - Two Little Fishies
Two Little Fishies$77.89AcroPower supplies amino acids that corals need to build their skeletal architecture. Like other cnidaria, corals have a special ability to uptake dissolved amino acids across their entire surface. Closed system aquariums with protein skimming and other... -
Reef BluePrint Isol8:MT - Minor & Trace Elements (60 mL) - Captiv8 Aquaculture
Captiv8 Aquaculture$15.99Parameter Value Iodide 52,840 ppm Molybdenum 9,983 ppm Nickel 444.300 ppm Zinc 371.400 ppm Manganese 259.900 ppm Copper 240.500 ppm Selenium 127.000... -
Trace Colors B - Potassium (500 ml) - Red Sea
Red Sea$20.99Coral Color B: A complex of Potassium and Boron. Potassium plays an essential role in the transportation of coral nutrients within the soft tissue (including the nutrients provided by the Zooxanthellae). Potassium and Boron significantly affect the... -
HI736 Phosphorus Ultra Low Range Checker HC (Saltwater) - Hanna Instruments
Hanna Instruments$74.99The HI736 Checker® HC (Handheld Colorimeter) provides a simple, accurate and cost effective way to measure phosphorus in marine systems including reef tanks. Phosphorus is an important parameter to measure in aquaculture and aquariums; levels that... -
NeoNitro (500 mL) - Brightwell
Brightwell Aquatics$22.52Balanced Nitrogen Source for Nitrogen-Limited, Low-Nutrient Reef Aquaria Overview Used in conjunction with MICROBACTER7 and REEF BIOFUEL or KATALYST, enablesnatural phosphorus uptake to take place in systems with inadequate nitrogen content,lowering... -
Hanna HI755 Marine Alkalinity Checker HC Alk (Saltwater) - Hanna Instruments
Hanna Instruments$74.99Extreme Accuracy. Easy to Test in 4 Steps - Zero the Checker, Add a regent to your water sample, Insert the Vile in the Checker, Read the Numbered Results. BOOM EASY. ZAIR. Zero, Add, Insert, Read. Includes reagents for 25x tests. The Hanna Marine... -
Prime (50 mL) - Seachem
Seachem$3.52Prime® is the complete and concentrated conditioner for both fresh and saltwater. Prime® removes chlorine, chloramine and detoxifies ammonia. Prime® converts ammonia into a safe, non-toxic form that is readily removed by the tank’s... -
Iron Concentrate (500 ML - 16 oz) - Two Little Fishies
Two Little Fishies$10.39Two Little Fishies Iron Concentrate is a solution that contains the elements iron and manganese, which are essential to the health of all plants, including the symbiotic zooxanthellae in corals and sea anemones, and sea-grasses. Two Little Fishies Iron... -
B-Ionic Calcium Buffer System (64 oz) - ESV
ESV$29.99Bionic Calcium Buffer is the original, unique, easy to use, two-component liquid supplement system. When using equal volumes of each component, the aquarist can easily maintain calcium and alkalinity levels with no mixing powders, disruption of ionic... -
(Pack of 3) Lee's Thinwall Rigid (Hard) Airline Tubing (3/16 x 3' long) - Lee's
Lee's$12.99Clear rigid pvc tubing with thin walls. Use as replacement uplift tubes or to fabricate custom set-ups for aquariums and pools. Pack of 3 Measurements are outside-diameter Lees rigid tubing is 3/16-inch round x 3 feet long. Clear rigid... -
Restor Liquid Coral Tissue Nutritional Supplement (500 ML) - Brightwell
Brightwell Aquatics$22.52Overview Encourages health, growth, reproduction, and vibrant coloration. Provides important nutrients to corals and their allies during periods of stress inducedby changes in lighting and/or prolonged exposure to excessive water temperature... -
Chaeto Gro Chaetomorpha - (500 ml) - Brightwell
Brightwell Aquatics$22.52ChaetoGrō Complete phosphate and nitrate free multi-nutrient with iron, cobalt and molybdenum for chaetomorpha growth and vigor in all marine systems Overview For all marine aquariums & ULNS systems Shrimp & Invertebrate safe Phosphate... -
Reef Trace (500 mL) - Seachem
Seachem$11.69Replenishment of a number of trace elements is required to maintain an environment ideal for the growth and reproduction of marine life, but while the importance of trace elements has been recognized by aquarists for many years, the physiological reasons... -
NeoPhos - Balanced Phosphorus Supplement (500 ml) - Brightwell
Brightwell Aquatics$13.24Balanced Phosphorus Source for Phosphorus-Limited, Low-Nutrient Reef Aquaria Used in conjunction with MICROBACTER7 and REEF BIOFUEL or KATALYST, enables natural nitrogen uptake to take place in systems with inadequate phosphorus... -
Phosphate Rx (1 oz) - Blue Life USA
Blue Life USA$38.40Phosphate Rx is an amazingly simple and effective product that has revolutionized the way phosphates are removed from saltwater and freshwater aquariums. When added, the formula rapidly binds to phosphate molecules making them inactive and easily... -
On Sale 10%
On Sale 10%PURE Reef Salt Mix (20kg Bag) - NYOS
NYOS$82.99$74.69PURE, Trustworthy, & Consistent Ultra-pure, pharmaceutical grade ingredients No yellow tinge Quick solubility Consistent quality Near-natural mineral levels Improves color, growth, and polyp expansion of corals ICP controlled and... -
Multi-Reference Calibration Solution (100 ml) Works with Trident - Fauna Marin
Fauna Marin$16.49With the Fauna Marin Multi-Reference Solution, you can test your test kits under accurate conditions. Our Reference Solution is the first to be based on a saltwater matrix and is quality tested using our ICP-AES testing machine. We use a saltwater matrix...


